triode

noun
tri·ode | \ ˈtrī-ˌōd \

Definition of triode 

: an electron tube with an anode, a cathode, and a controlling grid

First Known Use of triode

1919, in the meaning defined above

Keep scrolling for more

Learn More about triode

Dictionary Entries near triode

trio

triobol

trioctahedral

triode

triodia

triodion

Triodon

Statistics for triode

Look-up Popularity

Time Traveler for triode

The first known use of triode was in 1919

See more words from the same year

More from Merriam-Webster on triode

See words that rhyme with triode

Britannica.com: Encyclopedia article about triode

Comments on triode

What made you want to look up triode? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to deposit or conceal in a hiding place

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!